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Two concentric spheres of radii R and r ...

Two concentric spheres of radii `R` and `r` have similar charges with equal surface charge densities `(sigma)`. The electric potential at their common centre is

A

`(sigma)/(epsilon_(0))`

B

`(sigma)/(epsilon_(0)) (R-r)`

C

`(sigma)/(epsilon_(0)) (R +r)`

D

None of these

Text Solution

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The correct Answer is:
C
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